J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
3B Pharmachem (Wuhan) International Co.,Ltd.
Telephone821-50328103-801 18930552037
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList13285/0.htm
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Henan Kehong Biological Technology Co. LTD
Telephone0371-55969461； 0371-86658258 19139748274
Websitehttps://www.kehobio.com
Jiangxi ravel Biotechnology Co.,Ltd
Telephone185-0276-2003 18502762003;
Websitehttp://www.ruiweier.com
Wuhan Jingkangen Biomedical Technology Co., Ltd
Telephone13720134139 086-15871494362 13720134139
Websitehttps://www.jknbiochem.com
